<template>
  <div class="page-container">
    <!--工具栏-->
    <div class="toolbar" style="float:left;padding-top:10px;padding-left:15px;">
      <el-form :inline="true" :model="filters" :size="size">
        <el-form-item>
          <el-input v-model="filters.name" placeholder="名称"></el-input>
        </el-form-item>
        <el-form-item>
          <kt-button icon="fa fa-search"
                     :label="$t('action.search')"
                     perms="sys:menu:view"
                     type="primary"
                     @click="findTreeData"/>
        </el-form-item>
        <el-form-item>
          <kt-button icon="fa fa-plus" :label="$t('action.add')" perms="sys:menu:add" type="primary"
                     @click="showAdd"/>
        </el-form-item>
      </el-form>
    </div>

    <!--表格树内容栏-->
    <el-table :data="tableTreeData"
              stripe size="mini"
              style="width: 100%;"
              v-loading="loading"
              rowKey="id"
              element-loading-text="$t('action.loading')">
      <el-table-column prop="id"
                       header-align="center"
                       align="center"
                       width="80"
                       label="ID">
      </el-table-column>
      <table-tree-column prop="name"
                         header-align="center"
                         treeKey="id"
                         width="150"
                         label="名称">
      </table-tree-column>
      <el-table-column header-align="center"
                       align="center"
                       label="图标">
        <template slot-scope="scope">
          <i :class="scope.row.icon || ''"></i>
        </template>
      </el-table-column>
      <el-table-column prop="type" header-align="center" align="center" label="类型">
        <template slot-scope="scope">
          <el-tag v-if="scope.row.type === 0" size="small">目录</el-tag>
          <el-tag v-else-if="scope.row.type === 1" size="small" type="success">菜单</el-tag>
          <el-tag v-else-if="scope.row.type === 2" size="small" type="info">按钮</el-tag>
        </template>
      </el-table-column>
      <el-table-column prop="parentName"
                       header-align="center"
                       align="center"
                       width="120"
                       label="上级菜单">
      </el-table-column>
      <el-table-column prop="url"
                       header-align="center"
                       align="center"
                       width="150"
                       :show-overflow-tooltip="true"
                       label="菜单URL">
      </el-table-column>
      <el-table-column prop="perms"
                       header-align="center"
                       align="center"
                       width="150"
                       :show-overflow-tooltip="true"
                       label="授权标识">
      </el-table-column>
      <el-table-column prop="orderNum"
                       header-align="center"
                       align="center"
                       label="排序">
      </el-table-column>
      <el-table-column fixed="right"
                       header-align="center"
                       align="center"
                       width="185"
                       :label="$t('action.operation')">
        <template slot-scope="scope">
          <kt-button icon="fa fa-edit"
                     :label="$t('action.edit')"
                     perms="sys:menu:edit"
                     type="primary"
                     @click="showEdit(scope.row)"/>
          <kt-button icon="fa fa-trash"
                     :label="$t('action.delete')"
                     perms="sys:menu:delete"
                     type="danger"
                     @click="handleDelete(scope.row)"/>
        </template>
      </el-table-column>
    </el-table>

    <!-- 新增修改界面 -->
    <el-dialog :title="!dataForm.id ? '新增' : '修改'"
               width="30%"
               :visible.sync="dialogVisible"
               :close-on-click-modal="false">
      <el-form :model="dataForm"
               :rules="dataRule"
               ref="dataForm"
               @keyup.enter.native="submitForm"
               label-width="80px"
               :size="size"
               style="text-align:left;">
        <el-form-item label="菜单类型" prop="type">
          <el-radio-group v-model="dataForm.type">
            <el-radio v-for="(type, index) in menuTypeList" :label="index" :key="index">{{ type }}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item :label="menuTypeList[dataForm.type] + '名称'" prop="name">
          <el-input v-model="dataForm.name" :placeholder="menuTypeList[dataForm.type] + '名称'"></el-input>
        </el-form-item>
        <el-form-item label="上级菜单" prop="parentName">
          <popup-tree-input
            :data="popupTreeData" :props="popupTreeProps"
            :prop="dataForm.parentName === null || dataForm.parentName === ''? '顶级菜单':dataForm.parentName"
            :nodeKey="''+dataForm.parentId" :currentChangeHandle="handleTreeSelectChange">
          </popup-tree-input>
        </el-form-item>
        <el-form-item v-if="dataForm.type !== 0" label="授权标识" prop="perms">
          <el-input v-model="dataForm.perms" placeholder="如: sys:user:add, sys:user:edit, sys:user:delete"></el-input>
        </el-form-item>
        <el-form-item v-if="dataForm.type === 1" label="菜单路由" prop="url">
          <el-row>
            <el-col :span="22">
              <el-input v-model="dataForm.url" placeholder="菜单路由"></el-input>
            </el-col>
            <el-col :span="2" class="icon-list__tips">
              <el-tooltip placement="top" effect="light" style="padding: 10px;">
                <div slot="content">
                  <!--                  <p>URL格式：</p>
                                    <p>1.常规业务开发的功能URL，如用户管理，Views目录下页面路径为 /Sys/User, 此处填写 /sys/user。</p>
                                    <p>2.嵌套外部网页，如通过菜单打开百度网页，此处填写 http://www.baidu.com，http:// 不可省略。</p>
                                    <p>示例：用户管理：/sys/user 嵌套百度：http://www.baidu.com 嵌套网页：http://127.0.0.1:8000</p>-->
                </div>
                <i class="el-icon-warning"></i>
              </el-tooltip>
            </el-col>
          </el-row>
        </el-form-item>
        <el-form-item v-if="dataForm.type !== 2" label="排序编号" prop="orderNum">
          <el-input-number v-model="dataForm.orderNum" controls-position="right" :min="0" label="排序编号">
          </el-input-number>
        </el-form-item>
        <el-form-item v-if="dataForm.type !== 2" label="菜单图标" prop="icon">
          <el-row>
            <el-col :span="22">
              <!-- <el-popover
                ref="iconListPopover"
                placement="bottom-start"
                trigger="click"
                popper-class="mod-menu__icon-popover">
                <div class="mod-menu__icon-list">
                  <el-button
                    v-for="(item, index) in dataForm.iconList"
                    :key="index"
                    @click="iconActiveHandle(item)"
                    :class="{ 'is-active': item === dataForm.icon }">
                    <icon-svg :name="item"></icon-svg>
                  </el-button>
                </div>
              </el-popover> -->
              <el-input v-model="dataForm.icon"
                        v-popover:iconListPopover
                        :readonly="false"
                        placeholder="菜单图标名称（如：fa fa-home fa-lg）"
                        class="icon-list__input">
              </el-input>
            </el-col>
            <el-col :span="2" class="icon-list__tips">
              <fa-icon-tooltip/>
            </el-col>
          </el-row>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer"  align="center">
        <el-button :size="size" @click="dialogVisible = false">{{$t('action.cancel')}}</el-button>
        <el-button :size="size" type="primary" @click="submitForm">{{$t('action.confirm')}}</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>

  import KtTable from '../core/KtTable'
  import KtButton from '../core/KtButton'
  import TableTreeColumn from '../core/TableTreeColumn'
  import PopupTreeInput from '../../components/PopupTreeInput'
  import FaIconTooltip from '../../components/FaIconTooltip'

  export default {
    name: "Menu",
    components: {
      KtTable,
      KtButton,
      TableTreeColumn,
      FaIconTooltip,
      PopupTreeInput
    },
    data() {
      return {
        size: 'small',
        loading: false,
        filters: {
          name: ''
        },
        tableTreeData: [],
        dialogVisible: false,
        menuTypeList: ['目录', '菜单', '按钮'],
        dataForm: {
          id: 0,
          type: 1,
          name: "",
          parentId: 0,
          parentName: "",
          url: "",
          perms: "",
          orderNum: 0,
          icon: "",
          iconList: []
        },
        dataRule: {
          name: [{required: true, message: "菜单名称不能为空", trigger: "blur"}]
        },
        popupTreeData: [],
        popupTreeProps: {
          label: "name",
          children: "children"
        }
      }
    },
    methods: {
      //获取数据
      findTreeData() {
        this.loading = true;
        this.$api.menu.findMenuTree().then((res) => {
          this.tableTreeData = res.data;
          this.popupTreeData = this.getParentMenuTree(res.data);
          this.loading = false;
        });
      },
      //获取上级菜单
      getParentMenuTree(tableTreeData) {
        let parent = {
          parentId: 0,
          name: '顶级菜单',
          children: tableTreeData
        };
        return [parent];
      },
      //显示新增界面
      showAdd() {
        this.dialogVisible = true;
        this.dataForm = {
          id: 0,
          type: 1,
          typeList: ['目录', '菜单', '按钮'],
          parentId: 0,
          parentName: '',
          url: '',
          perms: '',
          orderNum: 0,
          icon: '',
          iconList: []
        }
      },
      //显示编辑界面
      showEdit(row) {
        this.dialogVisible = true;
        Object.assign(this.dataForm, row);
      },
      //删除
      handleDelete(row) {
        this.$confirm('确认删除选中记录吗?', '提示', {
          type: "warning"
        }).then(() => {
          let params = this.getDeleteIds([], row);
          this.$api.menu.batchDelete(params).then(res => {
            this.findTreeData();
            this.$message({message: '删除成功', type: 'success'});
          });
        });
      },
      //获取删除的菜单的子菜单id列表
      getDeleteIds(ids, row) {
        ids.push({id: row.id});
        if (row.children !== null) {
          for (let i = 0, len = row.children.length; i < len; i++) {
            this.getDeleteIds(ids, row.children[i]);
          }
        }
        return ids;
      },
      //菜单树选中
      handleTreeSelectChange(data, node) {
        this.dataForm.parentId = data.id;
        this.dataForm.parentName = data.name;
      },
      //图标选中
      iconActiveHandle(iconName) {
        this.dataForm.icon = iconName;
      },
      //表单提交
      submitForm() {
        this.$refs["dataForm"].validate(valid => {
          if (valid) {
            this.$confirm("确认提交吗？", "提示", {}).then(() => {
              this.editLoading = true;
              let params = Object.assign({}, this.dataForm);
              this.$api.menu.save(params).then(res => {
                this.editLoading = false;
                if (res.code === 200) {
                  this.$message({message: "操作成功", type: "success"});
                  this.$refs["dataForm"].resetFields();
                  this.dialogVisible = false;
                } else {
                  this.$message({
                    message: "操作失败, " + res.msg,
                    type: "error"
                  });
                }
                this.findTreeData();
              });
            });
          }
        });
      }
    },
    mounted() {
      this.findTreeData();
    }
  }
</script>

<style scoped>

</style>
